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Qubbaja , A. Liquidity–Leverage Trade-Off and Profit Amplification in Palestinian Takaful Insurers: A Secondary-Evidence Synthesis and Re-Interpretive Analysis of Panel Estimates, 2018–2022: Trade-Off Likuiditas–Leverage Dan Amplifikasi Profitabilitas Pada Perusahaan Asuransi Takaful Palestina: Sintesis Bukti Sekunder Dan Analisis Reinterpretatif Atas Estimasi Panel 2018–2022. MJRES 2026, 4, 88-102.